﻿<p>Returns the first choice, if TRUE, otherwise the second choice.</p>
<blockquote class="extDef">NOTE&nbsp; Definition according to ISO/CD 10303-42:1992<br>
This function returns one of two choices depending on the value of a Boolean input argument. The two choices are also input arguments.</blockquote>

<blockquote class="note">NOTE&nbsp; Function adapted from <strong>boolean_choose</strong> defined in ISO10303-42.</blockquote>
<blockquote class="history">HISTORY&nbsp; New function in IFC2.0</blockquote>